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To test a function definition, it is sometime helpful to see if the student defined a particular variable.
At the moment, it seems that `check_object()` always looks in the global environment.
H…
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# Practical Tips
## Programming:
- **git**
- **Fast Typing**
- **DataCamp**
- **Ask on the Web**: R for the masses, datamethods.com, twitter, github.
## Causal Inference
- **Miguel Hernan:*…
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Chapter 3:
In "Creating a factor variable" tests cause errors, they need to be modified. Currently there are no tests used in the chapter.
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Hi, I wrote an exercise with the code below that is generating an error. The error goes away when I remove supernova(zHeight.model) from the solution environment. Do you know why this is happening? A…
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Lecture causality:
- slide 35: we actually need to state that we "assume" mean independence of e_i with respect to D_i. (in the simple linear regression lecture we only said that e_i and x_i were not…
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Hi @vivekv73y :wave:
I just wanted to say good luck for today's session! I noticed that you've done some minor updates to both notebooks - don't forget to generate updated links for these sessions …
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https://www.datacamp.com/community/tutorials/introduction-mongodb-python?utm_source=adwords_ppc&utm_campaignid=1455363063&utm_adgroupid=65083631748&utm_device=c&utm_keyword=&utm_matchtype=b&utm_networ…
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each person could add links to their portfolios
https://www.qwiklabs.com/public_profiles/41d9c402-f15b-4d9e-b69b-5b58aaa2b531
https://profile.edx.org/u/netskink
https://www.coursera.org/user/45e0…
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I was trying to integrate datacamp light via tutorial into a distill article. (https://rstudio.github.io/distill/basics.html)
This doesn't seem to work (nothing is displayed) whereas my code works fi…
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https://github.com/datacamp/r-package-parser/blob/cb48a0368626a6f2d3ce66020e7a270d2775e2d4/R/processing.R#L36
`parse()`ing the text from Authors@R does not work if that field contains non-ASCII cha…